Home / 35,077.86-48,406.68-19,161.90

Finding the Fourth Proportional to 35,077.86, 48,406.68 and 19,161.90

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Solution

The fourth proportional to 35,077.86, 48,406.68 and 19,161.90 is: 26,443.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,077.86 : 48,406.68 = 19,161.90 : x
  2. Step 2: Convert to fraction form
    35,077.86/48,406.68 = 19,161.90/x
  3. Step 3: Cross multiply
    35,077.86x = 48,406.68 × 19,161.90
  4. Step 4: Simplify right side
    35,077.86x = 927,563,961.49
  5. Step 5: Solve for x
    x = 927,563,961.49/35,077.86
  6. Step 6: Final answer
    x = 26,443.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.